From fe05089edf928fce8ed451027787c20896fc2cfa Mon Sep 17 00:00:00 2001
From: fivepiece <fivepiece@users.noreply.github.com>
Date: Mon, 26 Nov 2018 19:18:55 +0200
Subject: [PATCH] Allow override system libsecp with env. variable (#35)

* allow override system libsecp with env. variable

* rename secp override variable

* Update setup_support.py
---
 setup_support.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/setup_support.py b/setup_support.py
index e7a4f2e..6e19756 100644
--- a/setup_support.py
+++ b/setup_support.py
@@ -68,6 +68,9 @@ def build_flags(library, type_, path):
 
 
 def _find_lib():
+    if 'COINCURVE_IGNORE_SYSTEM_LIB' in os.environ:
+        return False
+
     from cffi import FFI
     ffi = FFI()
     try: